Cita APA (7a ed.)

Baker, C. E. (1989). Human liberty and freedom of speech. Oxford University Press.

Cita Chicago Style (17a ed.)

Baker, C. Edwin. Human Liberty and Freedom of Speech. New York: Oxford University Press, 1989.

Cita MLA (9a ed.)

Baker, C. Edwin. Human Liberty and Freedom of Speech. Oxford University Press, 1989.